📝 Commit Details:

backend/node_modules/date-fns/nextDay.js

@@ -0,0 +1,40 @@
+import { addDays } from "./addDays.js";
+import { getDay } from "./getDay.js";
+
+/**
+ * The {@link nextDay} function options.
+ */
+
+/**
+ * @name nextDay
+ * @category Weekday Helpers
+ * @summary When is the next day of the week? 0-6 the day of the week, 0 represents Sunday.
+ *
+ * @typeParam DateType - The `Date` type, the function operates on. Gets inferred from passed arguments. Allows to use extensions like [`UTCDate`](https://github.com/date-fns/utc).
+ * @typeParam ResultDate - The result `Date` type, it is the type returned from the context function if it is passed, or inferred from the arguments.
+ *
+ * @param date - The date to check
+ * @param day - Day of the week
+ * @param options - An object with options
+ *
+ * @returns The date is the next day of the week
+ *
+ * @example
+ * // When is the next Monday after Mar, 20, 2020?
+ * const result = nextDay(new Date(2020, 2, 20), 1)
+ * //=> Mon Mar 23 2020 00:00:00
+ *
+ * @example
+ * // When is the next Tuesday after Mar, 21, 2020?
+ * const result = nextDay(new Date(2020, 2, 21), 2)
+ * //=> Tue Mar 24 2020 00:00:00
+ */
+export function nextDay(date, day, options) {
+  let delta = day - getDay(date, options);
+  if (delta <= 0) delta += 7;
+
+  return addDays(date, delta, options);
+}
+
+// Fallback for modularized imports:
+export default nextDay;